but wait a second perhaps the most ludicrous idea came from special correspondent megan [ inaudible ]. she propose he teach students to take down killers themselves. she wrote . . . seriously! let's train kamikaze kindergartners to take down crazed killers. that idea is by far the worst. for more on this story, i welcome inside "the war room" "mother jones" senior editor. thank for coming inside "the war room." you have written a great piece on the myth of the hero gun slinger. what did you find? >> i think most reasonable people can look at this argument that we should arm school teachers and see it falls on its face. and so we set out to find out does this really happen. >> jennifer: not just in schools but overall. >> right. the types of public venues where these mass shootings have occurred in the last three decades. and we didn't find a single case where that happened. we also looked far beyond that because one of the arguments we get thrown back at it was of course if those were successful you are not counting the ones that were not successful. but i have yet to find a single ca